Anthony, John Edgar, Asni Tafrikhatin, and Ari Waluyo. “ESurMent: An Educational Institution Services Customer Satisfaction Measurement (CSM) Mobile Application Evaluation Tool Using Opinion Mining With Sentiment Analysis”. Jurnal E-Komtek (Elektro-Komputer-Teknik) 5, no. 1 (June 28, 2021): 13-20. Accessed September 9, 2024. https://jurnal.politeknik-kebumen.ac.id/E-KOMTEK/article/view/384.